C03B 37/0253
Controlling or regulating
Official title: {Controlling or regulating (for glass fibre manufacture in general C03B37/07)}
C03B37/0253 (Controlling or regulating) appears on 179 US grants and 187 published applications in this corpus.
Search patents in C03B- Granted patents
- 179
- Published applications
- 187
- Assignees
- 79
- Inventors
- 423
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 7 |
| 2002 | 3 | 11 |
| 2003 | 10 | 1 |
| 2004 | 5 | 11 |
| 2005 | 4 | 7 |
| 2006 | 5 | 3 |
| 2007 | 5 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 4 | 0 |
| 2011 | 1 | 3 |
| 2012 | 2 | 3 |
| 2013 | 1 | 4 |
| 2014 | 0 | 6 |
| 2015 | 3 | 9 |
| 2016 | 6 | 9 |
| 2017 | 9 | 15 |
| 2018 | 15 | 15 |
| 2019 | 8 | 11 |
| 2020 | 12 | 14 |
| 2021 | 12 | 10 |
| 2022 | 10 | 10 |
| 2023 | 5 | 8 |
| 2024 | 6 | 9 |
| 2025 | 4 | 9 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nanofiber manufacturing device and method for quantum computing18 Aug 2026US 12,709,565 B1Nanofiber Quantum Technologies, Inc.
- Optical fiber draw production systems, pressure devices and methods applying pressure to optical fiber12 May 2026US 12,623,949 B2Corning Incorporated
- Optical fiber manufacturing method and optical fiber manufacturing apparatus3 Mar 2026US 12,565,441 B2Fujikura Ltd.
- Self-learning fiber processing system and method24 Feb 2026US 12,559,408 B23SAE Technologies, Inc.
- Continuously formed optical fiber with different core profile zones9 Dec 2025US 12,493,147 B2Legrand DPC, LLC
- Optical fiber preform manufacturing method and optical fiber preform characteristic prediction method30 Jul 2026US 2026/0217590 A1Sumitomo Electric Industries, Ltd.
- Apparatus of manufacturing optical fiber and method of manufacturing optical fiber16 Jul 2026US 2026/0200787 A1Sumitomo Electric Industries, Ltd.
- Single-draw multi-step multi-furnace fabrication of hollow-core fibers18 Jun 2026US 2026/0167555 A1University of Central Florida Research Foundation, Inc.
- Method for measuring twist of optical fiber and method for manufacturing optical fiber11 Jun 2026US 2026/0160641 A1Sumitomo Electric Industries, Ltd.
- Hollow-core optical fibers and methods for producing the same19 Feb 2026US 2026/0049019 A1Corning Incorporated
Most cited
By later US patents
- Method for using on line optic fiber loss monitor87US 4,081,258 AInternational Telephone and Telegraph Corporation · 1978
- Optical fiber having a core with a repeatedly changing constitutional parameter45US 5,267,339 AFujikura Ltd. · 1993
- Method for making Ge-Doped optical fibers having reduced brillouin scattering33US 5,851,259 ALucent Technologies Inc. · 1998
- Method for monitoring fiber tension by measuring fiber vibration frequency31US 5,079,433 ACorning Incorporated · 1992
- Optical fiber and method for making the same27US 6,766,088 B2Sumitomo Electric Industries, Ltd. · 2004